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潍柴:自主锻造“国产引擎” 加速挺进矿山深处
Ke Ji Ri Bao· 2025-07-10 23:47
Core Viewpoint - Weichai Power is making significant strides in developing domestic engines, showcasing China's pursuit of self-reliance and its journey towards the global value chain [1] Group 1: Industry Challenges - The heavy mining equipment market in China is largely dominated by international giants, leading to high market prices and maintenance costs [2] - Mining equipment must operate under extreme conditions, including temperature variations from -45°C to 45°C, and maintain over 90% operational uptime for up to 30 years [2][3] Group 2: Technological Advancements - Weichai has invested 120 million yuan over 10 years to overcome various technical challenges in methanol engine development, resulting in the first domestically produced methanol fuel mining excavator engine [3] - The company has developed 73 types of electronic control units (ECUs) for engines, enhancing performance across traditional and new energy platforms [4] Group 3: Diversification of Power Sources - Weichai has transitioned from 100% diesel engines to a multi-fuel platform including gas, hybrid, methanol, and pure electric power, aligning with China's dual carbon goals [5] - The innovation in power solutions is expected to enhance the competitiveness of China's mining industry and pave the way for greener and smarter mining practices [5] Group 4: Smart Manufacturing - Weichai's digital factory is the world's first fully automated engine manufacturing facility, producing an engine every 90 seconds [6] - The factory boasts 100% automation in processing and logistics, with real-time monitoring of key parameters, showcasing advanced smart manufacturing capabilities [6]